Chunyan Chen, Huile Zhang, Yudi Tu, Haihong Wu, Zhongwei Jiang, Kangkai Fan, Yu Xu, Zihao Huang, Yiyang Li, Yutong Wu, Bo Wang, Xinke Liu. "He-induced semi-insulating microcolumns for high-voltage leakage current suppression in β -Ga2O3 Schottky barrier diodes." Applied Physics Letters, 2026. doi:10.1063/5.0335140